net-analyzer/monitoring-plugins: new "rpc" USE flag

The path to rpcinfo is detected at build time and if it is not found,
check_rpc won't work. We add a USE flag to pull in net-nds/rpcbind at
both build and run-time.

Closes: https://bugs.gentoo.org/964247
Signed-off-by: Michael Orlitzky <mjo@gentoo.org>

net-analyzer/monitoring-plugins/metadata.xml

@@ -30,6 +30,10 @@
     <flag name="ipv6">
       Enable ipv6 checks.
     </flag>
+    <flag name="rpc">
+      Install <pkg>net-nds/rpcbind</pkg> required for monitoring RPC
+      services. Disabling the flag does not remove any plugin file.
+    </flag>
     <flag name="ssh">
       Install <pkg>net-misc/openssh</pkg> required for monitoring SSH
       servers. Disabling the flag does not remove any plugins.

net-analyzer/monitoring-plugins/monitoring-plugins-2.4.0-r2.ebuild

@@ -0,0 +1,116 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit flag-o-matic
+
+DESCRIPTION="50+ standard plugins for Icinga, Naemon, Nagios, Shinken, Sensu"
+HOMEPAGE="https://www.monitoring-plugins.org/"
+SRC_URI="https://www.monitoring-plugins.org/download/${P}.tar.gz"
+
+LICENSE="GPL-3"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~sparc ~x86"
+IUSE="curl gnutls ipv6 ldap mysql dns fping game postgres radius rpc samba snmp ssh +ssl"
+
+# Most of the plugins use automagic dependencies, i.e. the plugin will
+# get built if the binary it uses is installed. For example, check_snmp
+# will be built only if snmpget from net-analyzer/net-snmp[-minimal] is
+# installed. End result: most of our runtime dependencies are required
+# at build time as well.
+#
+# REAL_DEPEND contains the dependencies that are actually needed to
+# build. DEPEND contains those plus the automagic dependencies.
+#
+REAL_DEPEND="dev-lang/perl
+	curl? (
+		dev-libs/uriparser
+		net-misc/curl
+	)
+	ldap? ( net-nds/openldap:= )
+	mysql? ( || ( dev-db/mysql-connector-c dev-db/mariadb-connector-c ) )
+	postgres? ( dev-db/postgresql:= )
+	ssl? (
+		!gnutls? (
+			dev-libs/openssl:0=
+		)
+		gnutls? ( net-libs/gnutls )
+	)
+	radius? ( net-dialup/freeradius-client )"
+
+DEPEND="${REAL_DEPEND}
+	dns? ( net-dns/bind )
+	game? ( games-util/qstat )
+	fping? ( net-analyzer/fping )
+	rpc? ( net-nds/rpcbind )
+	samba? ( net-fs/samba )
+	ssh? ( virtual/openssh )
+	snmp? ( dev-perl/Net-SNMP
+			net-analyzer/net-snmp[-minimal] )"
+
+# Basically everything collides with nagios-plugins.
+RDEPEND="${DEPEND}
+	acct-group/nagios
+	acct-user/nagios
+	!net-analyzer/nagios-plugins"
+
+# At least one test is interactive.
+RESTRICT="test"
+
+# These all come from gnulib and the ./configure checks are working as
+# intended when the functions aren't present. Bugs 921190 and 936891.
+QA_CONFIG_IMPL_DECL_SKIP=(
+	MIN
+	fpurge
+	static_assert
+	statvfs64
+	alignof
+)
+
+src_configure() {
+	append-flags -fno-strict-aliasing
+
+	# Use an array to prevent econf from mangling the ping args.
+	local myconf=()
+
+	if use ssl; then
+		myconf+=( $(use_with !gnutls openssl /usr)
+				  $(use_with gnutls gnutls /usr) )
+	else
+		myconf+=( --without-openssl )
+		myconf+=( --without-gnutls )
+	fi
+
+	# The autodetection for these two commands can hang if localhost is
+	# down or ICMP traffic is filtered (bug #468296). But also the path
+	# likes to move around on us (bug #883729).
+	myconf+=( --with-ping-command="$(command -v ping) -4 -n -U -w %d -c %d %s" )
+
+	if use ipv6; then
+		myconf+=( --with-ping6-command="$(command -v ping) -6 -n -U -w %d -c %d %s" )
+	fi
+
+	econf \
+		$(use_with curl libcurl) \
+		$(use_with curl uriparser) \
+		$(use_with mysql) \
+		$(use_with ipv6) \
+		$(use_with ldap) \
+		$(use_with postgres pgsql /usr) \
+		$(use_with radius) \
+		"${myconf[@]}" \
+		--libexecdir="/usr/$(get_libdir)/nagios/plugins" \
+		--sysconfdir="/etc/nagios"
+}
+
+DOCS=( ACKNOWLEDGEMENTS AUTHORS CODING ChangeLog FAQ \
+		NEWS README REQUIREMENTS SUPPORT THANKS )
+
+pkg_postinst() {
+	elog "This ebuild has a number of USE flags that determine what you"
+	elog "are able to monitor. Depending on what you want to monitor, some"
+	elog "or all of these USE flags need to be set."
+	elog
+	elog "The plugins are installed in ${EROOT}/usr/$(get_libdir)/nagios/plugins"
+}